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Arthur Koschany: Method for regulating membrane moisture of a polymer electrolyte fuel cell, and a polymer electrolyte fuel cell. Magnet Motor Gesellschaft für magnetmotorische Technik mbH, Robert Kinberg, Ashley J Wells, Venable, April 23, 2002: US06376110 (13 worldwide citation)

Fuel cell stack and method of regulating membrane moisture of polymer electrolyte membranes of fuel cells of the fuel cell stack includes ascertaining electronically an average value of an electrical value corresponding to moisture of the polymer electrolyte membranes of a number of fuel cells of th ...


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Ehrhart Peter, Hagenlocher Roland: (De) Dauermagnetisch erregte elektrische maschine und verfahren zum betreiben einer solchen maschine, (En) Permanent magnet induced electric machine and method for operating such a machine. Magnet Motor Gesellschaft Für Magnetmotorische Technik Mbh, Ehrhart Peter, Hagenlocher Roland, KLUNKER SCHMITT NILSON HIRSCH, August 30, 2001: WO/2001/063720 (1 worldwide citation)

(EN) If a winding short-circuit occurs in a stator coil winding of a permanent magnet induced electric machine, a short-circuit current is produced in said winding that results in an electrically induced magnetic alternating flux whose value corresponds to the permanent magnetic alternating flux flo ...


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Ehrhart Peter, Heidelberg Götz: (De) Reluktanz-elektromaschine, (En) Induction-type electric machine. Magnet Motor Gesellschaft Für Magnetmotorische Technik Mbh, Ehrhart Peter, Heidelberg Götz, KLUNKER SCHMITT NILSON HIRSCH, March 1, 2001: WO/2001/015304

(EN) The invention relates to an induction-type electric machine that comprises a) a stator (4) with stator teeth (12) of magnetically inductive material that are provided with wire-wound coils (24); b) and a rotor (6) that is arranged coaxially with respect to the stator (12) and that is opposite t ...


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Wickelmaier Peter, Örey Suavi, Ehrhart Peter: (De) Bauelementträger mit luft-umwälzkühlung der elektrischen bauelemente, (En) Component holder with circulating air cooling of electrical components. Magnet Motor Gesellschaft Für Magnetmotorische Technik Mbh, Wickelmaier Peter, Örey Suavi, Ehrhart Peter, KLUNKER SCHMITT NILSON HIRSCH, July 2, 1998: WO/1998/028961

(EN) The invention relates to a component holder (2) with electrical components mounted thereon and having at least one channel (14) for a coolant. The invention is characterized in that the component holder (2) has an air-cooling body (6) and a fan (8) allocated to the component holder (2), by mean ...


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Walter Fritz, Heiland Andreas, Deibel Fritz, Ehrhart Peter: (De) Elektrische antriebseinheit für ein kraftfahrzeug, (En) Electric driving unit for a vehicle. Magnet Motor Gesellschaft Für Magnetmotorische Technik Mbh, Walter Fritz, Heiland Andreas, Deibel Fritz, Ehrhart Peter, KLUNKER SCHMITT NILSON HIRSCH, March 10, 2005: WO/2005/021311

(EN) The invention relates to an electric driving unit for a vehicle comprising the following: (a) an axle journal (4), (b) an electric motor (22) provided with a fixed stator (8) and a pivotal rotor (10) which are arranged with regard to the axle journal (4), (c) a gear (12) whose input is connecte ...


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Ehrhart Peter: (De) Dauermagnetisch erregte, elektrische maschine, (En) Permanent-magnetically excited electrical motor. Magnet Motor Gesellschaft Für Magnetmotorische Technik Mbh, Ehrhart Peter, KLUNKER SCHMITT NILSON HIRSCH, July 10, 2003: WO/2003/056685

(EN) Disclosed is a permanent-magnetically excited electrical motor comprising a stator part (2), a rotor part (30) movable in relation to the stator part (2), and an air gap (8) between the stator part (2) and the rotor part (30). Either the stator part (2) or the rotor part (30) is provided with a ...